Home / 45,289.68-62,489.84-27,384.40

Finding the Fourth Proportional to 45,289.68, 62,489.84 and 27,384.40

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Solution

The fourth proportional to 45,289.68, 62,489.84 and 27,384.40 is: 37,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,289.68 : 62,489.84 = 27,384.40 : x
  2. Step 2: Convert to fraction form
    45,289.68/62,489.84 = 27,384.40/x
  3. Step 3: Cross multiply
    45,289.68x = 62,489.84 × 27,384.40
  4. Step 4: Simplify right side
    45,289.68x = 1,711,246,774.50
  5. Step 5: Solve for x
    x = 1,711,246,774.50/45,289.68
  6. Step 6: Final answer
    x = 37,784.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.